{smcl}
{com}{sf}{ul off}{txt}{.-}
      name:  {res}<unnamed>
       {txt}log:  {res}/Users/b1010576/Documents/Documents/Gabis/NCCR_Trade/TTIP/Daten/Wave 2/Replication_ISQ_Spilker_Nguyen_Bernauer_2020.smcl
  {txt}log type:  {res}smcl
 {txt}opened on:  {res}22 Jul 2020, 15:20:27

{com}. do "/var/folders/p0/z0g03rcd71zb19190_95lwr0r3w1w0/T//SD25400.000000"
{txt}
{com}. 
. 
. **********************Replication for Trading Arguments: Opinion Updating in the Context of International Trade Agreements
. 
. ******Authors: Spilker G, Nguyen Q, Bernauer T.
. 
. 
. ***Load Data
. use "Replication_Data_ISQ.dta", clear
{txt}
{com}. 
. ************** t-tests which are the basis for Figure 1***************
. ***********Germany*******************
. ***comparisons among respondents with same prior belief 
. 
. **Economic Issue
. 
. *Positive prior opinion, positive information
. ttest ttip_econ_w2 if econ_prior_pos==1 & country=="DE", by(t_treat_econ_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     46{col 22} 4.891304{col 34} .2113409{col 46} 1.433384{col 58} 4.465642{col 70} 5.316967
       {txt}1 {c |}{res}{col 12}     41{col 22} 4.829268{col 34} .1634328{col 46} 1.046481{col 58} 4.498958{col 70} 5.159578
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     87{col 22} 4.862069{col 34} .1349928{col 46} 1.259129{col 58} 4.593712{col 70} 5.130426
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0620361{col 34} .2719354{col 58}-.4786444{col 70} .6027165
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.2281
{txt}Ho: diff = 0                                     degrees of freedom = {res}      85

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.5900         {txt}Pr(|T| > |t|) = {res}0.8201          {txt}Pr(T > t) = {res}0.4100
{txt}
{com}. *Negative prior opinion, positive information
. ttest ttip_econ_w2 if econ_prior_neg & country=="DE", by(t_treat_econ_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     62{col 22} 2.870968{col 34} .1463172{col 46} 1.152102{col 58} 2.578389{col 70} 3.163547
       {txt}1 {c |}{res}{col 12}     61{col 22} 3.131148{col 34} .1772211{col 46} 1.384141{col 58} 2.776653{col 70} 3.485643
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    123{col 22}        3{col 34} .1148683{col 46} 1.273951{col 58} 2.772607{col 70} 3.227393
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2601798{col 34} .2294758{col 58}-.7144877{col 70} .1941281
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.1338
{txt}Ho: diff = 0                                     degrees of freedom = {res}     121

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1296         {txt}Pr(|T| > |t|) = {res}0.2591          {txt}Pr(T > t) = {res}0.8704
{txt}
{com}. *Neutral prior opinion, positive information
. ttest ttip_econ_w2 if econ_prior_con, by(t_treat_econ_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     85{col 22} 4.164706{col 34} .1294754{col 46} 1.193704{col 58}  3.90723{col 70} 4.422182
       {txt}1 {c |}{res}{col 12}     62{col 22} 4.387097{col 34} .1424178{col 46} 1.121399{col 58} 4.102315{col 70} 4.671879
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    147{col 22} 4.258503{col 34} .0960929{col 46} 1.165065{col 58} 4.068591{col 70} 4.448416
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2223909{col 34} .1943767{col 58}-.6065687{col 70} .1617869
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.1441
{txt}Ho: diff = 0                                     degrees of freedom = {res}     145

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1272         {txt}Pr(|T| > |t|) = {res}0.2545          {txt}Pr(T > t) = {res}0.8728
{txt}
{com}. 
. *Positive prior opinion, negative information
. ttest ttip_econ_w2 if econ_prior_pos & country=="DE", by(t_treat_econ_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     46{col 22} 4.891304{col 34} .2113409{col 46} 1.433384{col 58} 4.465642{col 70} 5.316967
       {txt}1 {c |}{res}{col 12}     39{col 22} 3.692308{col 34} .2269134{col 46} 1.417073{col 58} 3.232946{col 70}  4.15167
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     85{col 22} 4.341176{col 34}  .166991{col 46} 1.539581{col 58} 4.009097{col 70} 4.673256
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.198997{col 34}  .310384{col 58} .5816553{col 70} 1.816338
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.8629
{txt}Ho: diff = 0                                     degrees of freedom = {res}      83

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9999         {txt}Pr(|T| > |t|) = {res}0.0002          {txt}Pr(T > t) = {res}0.0001
{txt}
{com}. *Negative prior opinion, negative information
. ttest ttip_econ_w2 if econ_prior_neg & country=="DE", by(t_treat_econ_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     62{col 22} 2.870968{col 34} .1463172{col 46} 1.152102{col 58} 2.578389{col 70} 3.163547
       {txt}1 {c |}{res}{col 12}     70{col 22} 2.257143{col 34} .1232508{col 46} 1.031191{col 58} 2.011264{col 70} 2.503022
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    132{col 22} 2.545455{col 34}  .098193{col 46} 1.128152{col 58} 2.351205{col 70} 2.739704
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .6138249{col 34}  .190024{col 58} .2378851{col 70} .9897647
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.2302
{txt}Ho: diff = 0                                     degrees of freedom = {res}     130

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9992         {txt}Pr(|T| > |t|) = {res}0.0016          {txt}Pr(T > t) = {res}0.0008
{txt}
{com}. *Neutral prior opinion, negative information
. ttest ttip_econ_w2 if econ_prior_con & country=="DE", by(t_treat_econ_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     52{col 22}        4{col 34} .1478861{col 46} 1.066422{col 58} 3.703106{col 70} 4.296894
       {txt}1 {c |}{res}{col 12}     37{col 22} 3.216216{col 34} .1980958{col 46}  1.20497{col 58} 2.814459{col 70} 3.617973
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     89{col 22} 3.674157{col 34}  .125599{col 46} 1.184898{col 58} 3.424556{col 70} 3.923759
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7837838{col 34} .2421375{col 58} .3025093{col 70} 1.265058
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.2369
{txt}Ho: diff = 0                                     degrees of freedom = {res}      87

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9991         {txt}Pr(|T| > |t|) = {res}0.0017          {txt}Pr(T > t) = {res}0.0009
{txt}
{com}. 
. 
. **Standard harmonization
. 
. *Positive prior opinion, positive information
. ttest ttip_stand_w2 if stand_prior_pos & country=="DE", by(t_treat_stand_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     24{col 22} 4.791667{col 34} .2690507{col 46} 1.318074{col 58} 4.235093{col 70}  5.34824
       {txt}1 {c |}{res}{col 12}     45{col 22} 5.066667{col 34} .1836774{col 46} 1.232145{col 58} 4.696489{col 70} 5.436844
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     69{col 22} 4.971014{col 34} .1516758{col 46} 1.259914{col 58}  4.66835{col 70} 5.273679
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}    -.275{col 34} .3190628{col 58} -.911852{col 70}  .361852
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.8619
{txt}Ho: diff = 0                                     degrees of freedom = {res}      67

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1959         {txt}Pr(|T| > |t|) = {res}0.3918          {txt}Pr(T > t) = {res}0.8041
{txt}
{com}. *Negative prior opinion, positive information
. ttest ttip_stand_w2 if stand_prior_neg & country=="DE", by(t_treat_stand_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     86{col 22} 2.593023{col 34} .1208473{col 46} 1.120692{col 58} 2.352746{col 70}   2.8333
       {txt}1 {c |}{res}{col 12}     95{col 22} 2.884211{col 34} .1329004{col 46} 1.295353{col 58} 2.620334{col 70} 3.148087
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    181{col 22} 2.745856{col 34} .0907491{col 46} 1.220904{col 58} 2.566787{col 70} 2.924925
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2911873{col 34} .1809256{col 58}-.6482086{col 70} .0658341
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.6094
{txt}Ho: diff = 0                                     degrees of freedom = {res}     179

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0546         {txt}Pr(|T| > |t|) = {res}0.1093          {txt}Pr(T > t) = {res}0.9454
{txt}
{com}. *Neutral prior opinion, positive information
. ttest ttip_stand_w2 if stand_prior_con & country=="DE", by(t_treat_stand_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     38{col 22} 3.447368{col 34} .1835999{col 46} 1.131786{col 58}  3.07536{col 70} 3.819377
       {txt}1 {c |}{res}{col 12}     35{col 22}        4{col 34} .1786974{col 46} 1.057188{col 58} 3.636843{col 70} 4.363157
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     73{col 22} 3.712329{col 34} .1315512{col 46} 1.123974{col 58} 3.450086{col 70} 3.974571
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.5526316{col 34} .2569342{col 58}-1.064944{col 70}-.0403193
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.1509
{txt}Ho: diff = 0                                     degrees of freedom = {res}      71

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0174         {txt}Pr(|T| > |t|) = {res}0.0349          {txt}Pr(T > t) = {res}0.9826
{txt}
{com}. 
. *Positive prior opinion, negative information
. ttest ttip_stand_w2 if stand_prior_pos & country=="DE", by(t_treat_stand_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     24{col 22} 4.791667{col 34} .2690507{col 46} 1.318074{col 58} 4.235093{col 70}  5.34824
       {txt}1 {c |}{res}{col 12}     33{col 22} 4.090909{col 34} .2624319{col 46} 1.507557{col 58} 3.556353{col 70} 4.625465
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     57{col 22} 4.385965{col 34} .1934944{col 46} 1.460851{col 58} 3.998349{col 70} 4.773581
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7007576{col 34} .3839969{col 58}-.0687894{col 70} 1.470305
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.8249
{txt}Ho: diff = 0                                     degrees of freedom = {res}      55

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9633         {txt}Pr(|T| > |t|) = {res}0.0734          {txt}Pr(T > t) = {res}0.0367
{txt}
{com}. *Negative prior opinion, negative information
. ttest ttip_stand_w2 if stand_prior_neg & country=="DE", by(t_treat_stand_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     86{col 22} 2.593023{col 34} .1208473{col 46} 1.120692{col 58} 2.352746{col 70}   2.8333
       {txt}1 {c |}{res}{col 12}     84{col 22} 2.297619{col 34} .1194986{col 46} 1.095223{col 58} 2.059941{col 70} 2.535297
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    170{col 22} 2.447059{col 34}    .0855{col 46} 1.114784{col 58} 2.278273{col 70} 2.615844
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .2954042{col 34} .1699991{col 58}-.0402056{col 70}  .631014
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.7377
{txt}Ho: diff = 0                                     degrees of freedom = {res}     168

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9580         {txt}Pr(|T| > |t|) = {res}0.0841          {txt}Pr(T > t) = {res}0.0420
{txt}
{com}. *Neutral prior opinion, negative information
. ttest ttip_stand_w2 if stand_prior_con & country=="DE", by(t_treat_stand_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     38{col 22} 3.447368{col 34} .1835999{col 46} 1.131786{col 58}  3.07536{col 70} 3.819377
       {txt}1 {c |}{res}{col 12}     43{col 22} 3.069767{col 34} .1539274{col 46} 1.009369{col 58} 2.759129{col 70} 3.380405
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     81{col 22} 3.246914{col 34}  .119839{col 46} 1.078551{col 58} 3.008426{col 70} 3.485401
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  .377601{col 34} .2378872{col 58}-.0959017{col 70} .8511037
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.5873
{txt}Ho: diff = 0                                     degrees of freedom = {res}      79

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9418         {txt}Pr(|T| > |t|) = {res}0.1164          {txt}Pr(T > t) = {res}0.0582
{txt}
{com}. 
. 
. 
. **ISDS
. 
. *Positive prior opinion, positive information
. ttest ttip_isds_w2 if isds_prior_pos & country=="DE", by(t_treat_isds_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     21{col 22} 4.666667{col 34} .2323107{col 46} 1.064581{col 58} 4.182075{col 70} 5.151258
       {txt}1 {c |}{res}{col 12}     21{col 22} 4.952381{col 34} .2625533{col 46}  1.20317{col 58} 4.404704{col 70} 5.500058
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     42{col 22} 4.809524{col 34}  .174568{col 46}  1.13133{col 58} 4.456977{col 70} 5.162071
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2857143{col 34} .3505745{col 58}-.9942518{col 70} .4228232
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.8150
{txt}Ho: diff = 0                                     degrees of freedom = {res}      40

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.2100         {txt}Pr(|T| > |t|) = {res}0.4199          {txt}Pr(T > t) = {res}0.7900
{txt}
{com}. *Negative prior opinion, positive information
. ttest ttip_isds_w2 if isds_prior_neg & country=="DE", by(t_treat_isds_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     71{col 22}        3{col 34} .1446567{col 46} 1.218899{col 58} 2.711491{col 70} 3.288509
       {txt}1 {c |}{res}{col 12}     67{col 22} 3.134328{col 34} .1575702{col 46} 1.289768{col 58} 2.819729{col 70} 3.448927
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    138{col 22} 3.065217{col 34} .1064942{col 46} 1.251023{col 58} 2.854633{col 70} 3.275802
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1343284{col 34} .2135494{col 58}-.5566352{col 70} .2879785
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.6290
{txt}Ho: diff = 0                                     degrees of freedom = {res}     136

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.2652         {txt}Pr(|T| > |t|) = {res}0.5304          {txt}Pr(T > t) = {res}0.7348
{txt}
{com}. *Neutral prior opinion, positive information
. ttest ttip_isds_w2 if isds_prior_con & country=="DE", by(t_treat_isds_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     54{col 22} 3.703704{col 34} .1664141{col 46} 1.222889{col 58} 3.369919{col 70} 4.037488
       {txt}1 {c |}{res}{col 12}     39{col 22} 4.179487{col 34} .2138011{col 46} 1.335188{col 58} 3.746669{col 70} 4.612305
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     93{col 22} 3.903226{col 34} .1333431{col 46} 1.285915{col 58} 3.638395{col 70} 4.168057
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.4757835{col 34} .2670881{col 58}-1.006321{col 70} .0547541
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.7814
{txt}Ho: diff = 0                                     degrees of freedom = {res}      91

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0391         {txt}Pr(|T| > |t|) = {res}0.0782          {txt}Pr(T > t) = {res}0.9609
{txt}
{com}. 
. *Positive prior opinion, negative information
. ttest ttip_isds_w2 if isds_prior_pos & country=="DE", by(t_treat_isds_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     21{col 22} 4.666667{col 34} .2323107{col 46} 1.064581{col 58} 4.182075{col 70} 5.151258
       {txt}1 {c |}{res}{col 12}     24{col 22} 3.458333{col 34} .2821961{col 46} 1.382473{col 58} 2.874566{col 70} 4.042101
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     45{col 22} 4.022222{col 34} .2047144{col 46} 1.373266{col 58} 3.609648{col 70} 4.434797
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.208333{col 34} .3719421{col 58} .4582405{col 70} 1.958426
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.2487
{txt}Ho: diff = 0                                     degrees of freedom = {res}      43

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9989         {txt}Pr(|T| > |t|) = {res}0.0023          {txt}Pr(T > t) = {res}0.0011
{txt}
{com}. *Negative prior opinion, negative information
. ttest ttip_isds_w2 if isds_prior_neg & country=="DE", by(t_treat_isds_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     71{col 22}        3{col 34} .1446567{col 46} 1.218899{col 58} 2.711491{col 70} 3.288509
       {txt}1 {c |}{res}{col 12}     62{col 22} 2.096774{col 34} .1467246{col 46} 1.155311{col 58}  1.80338{col 70} 2.390168
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    133{col 22} 2.578947{col 34} .1099983{col 46} 1.268562{col 58}  2.36136{col 70} 2.796535
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .9032258{col 34} .2067963{col 58} .4941335{col 70} 1.312318
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.3677
{txt}Ho: diff = 0                                     degrees of freedom = {res}     131

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. *Neutral prior opinion, negative information
. ttest ttip_isds_w2 if isds_prior_con & country=="DE", by(t_treat_isds_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     54{col 22} 3.703704{col 34} .1664141{col 46} 1.222889{col 58} 3.369919{col 70} 4.037488
       {txt}1 {c |}{res}{col 12}     43{col 22} 2.976744{col 34} .1646782{col 46} 1.079867{col 58}  2.64441{col 70} 3.309078
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     97{col 22} 3.381443{col 34} .1230023{col 46} 1.211433{col 58} 3.137286{col 70} 3.625601
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7269595{col 34} .2374641{col 58} .2555337{col 70} 1.198385
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.0613
{txt}Ho: diff = 0                                     degrees of freedom = {res}      95

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9986         {txt}Pr(|T| > |t|) = {res}0.0029          {txt}Pr(T > t) = {res}0.0014
{txt}
{com}. 
. 
. 
. ***********US*******************
. ***comparisons among respondents with same prior belief 
. 
. **Economic Issue
. 
. *Positive prior opinion, positive information
. ttest ttip_econ_w2 if econ_prior_pos==1 & country=="US", by(t_treat_econ_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     38{col 22} 5.394737{col 34} .1942981{col 46} 1.197734{col 58} 5.001052{col 70} 5.788422
       {txt}1 {c |}{res}{col 12}     52{col 22} 5.519231{col 34} .1852201{col 46} 1.335641{col 58} 5.147386{col 70} 5.891076
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     90{col 22} 5.466667{col 34} .1342664{col 46} 1.273763{col 58} 5.199882{col 70} 5.733451
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1244939{col 34} .2730598{col 58}-.6671428{col 70}  .418155
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.4559
{txt}Ho: diff = 0                                     degrees of freedom = {res}      88

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3248         {txt}Pr(|T| > |t|) = {res}0.6496          {txt}Pr(T > t) = {res}0.6752
{txt}
{com}. *Negative prior opinion, positive information
. ttest ttip_econ_w2 if econ_prior_neg & country=="US", by(t_treat_econ_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     44{col 22} 2.977273{col 34} .2119292{col 46} 1.405779{col 58} 2.549877{col 70} 3.404669
       {txt}1 {c |}{res}{col 12}     52{col 22} 3.019231{col 34} .2170875{col 46}  1.56544{col 58} 2.583409{col 70} 3.455052
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     96{col 22}        3{col 34} .1517442{col 46} 1.486784{col 58}  2.69875{col 70}  3.30125
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} -.041958{col 34} .3061329{col 58} -.649792{col 70} .5658759
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.1371
{txt}Ho: diff = 0                                     degrees of freedom = {res}      94

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.4456         {txt}Pr(|T| > |t|) = {res}0.8913          {txt}Pr(T > t) = {res}0.5544
{txt}
{com}. *Neutral prior opinion, positive information
. ttest ttip_econ_w2 if econ_prior_con, by(t_treat_econ_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     85{col 22} 4.164706{col 34} .1294754{col 46} 1.193704{col 58}  3.90723{col 70} 4.422182
       {txt}1 {c |}{res}{col 12}     62{col 22} 4.387097{col 34} .1424178{col 46} 1.121399{col 58} 4.102315{col 70} 4.671879
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    147{col 22} 4.258503{col 34} .0960929{col 46} 1.165065{col 58} 4.068591{col 70} 4.448416
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2223909{col 34} .1943767{col 58}-.6065687{col 70} .1617869
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.1441
{txt}Ho: diff = 0                                     degrees of freedom = {res}     145

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1272         {txt}Pr(|T| > |t|) = {res}0.2545          {txt}Pr(T > t) = {res}0.8728
{txt}
{com}. 
. *Positive prior opinion, negative information
. ttest ttip_econ_w2 if econ_prior_pos & country=="US", by(t_treat_econ_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     38{col 22} 5.394737{col 34} .1942981{col 46} 1.197734{col 58} 5.001052{col 70} 5.788422
       {txt}1 {c |}{res}{col 12}     45{col 22}      3.8{col 34} .2651472{col 46} 1.778661{col 58} 3.265631{col 70} 4.334369
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     83{col 22}  4.53012{col 34} .1896045{col 46} 1.727379{col 58} 4.152937{col 70} 4.907304
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.594737{col 34}  .339441{col 58} .9193556{col 70} 2.270118
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.6981
{txt}Ho: diff = 0                                     degrees of freedom = {res}      81

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. *Negative prior opinion, negative information
. ttest ttip_econ_w2 if econ_prior_neg & country=="US", by(t_treat_econ_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     44{col 22} 2.977273{col 34} .2119292{col 46} 1.405779{col 58} 2.549877{col 70} 3.404669
       {txt}1 {c |}{res}{col 12}     41{col 22}  1.97561{col 34} .1959586{col 46} 1.254747{col 58} 1.579563{col 70} 2.371657
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     85{col 22} 2.494118{col 34} .1539613{col 46} 1.419453{col 58} 2.187949{col 70} 2.800286
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.001663{col 34} .2898103{col 58} .4252419{col 70} 1.578084
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.4563
{txt}Ho: diff = 0                                     degrees of freedom = {res}      83

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9996         {txt}Pr(|T| > |t|) = {res}0.0009          {txt}Pr(T > t) = {res}0.0004
{txt}
{com}. *Neutral prior opinion, negative information
. ttest ttip_econ_w2 if econ_prior_con & country=="US", by(t_treat_econ_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     33{col 22} 4.424242{col 34} .2344816{col 46} 1.346994{col 58} 3.946619{col 70} 4.901866
       {txt}1 {c |}{res}{col 12}     27{col 22} 3.185185{col 34}  .320421{col 46} 1.664956{col 58}  2.52655{col 70}  3.84382
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     60{col 22} 3.866667{col 34} .2078497{col 46} 1.609997{col 58}  3.45076{col 70} 4.282573
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.239057{col 34} .3887043{col 58} .4609811{col 70} 2.017133
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.1877
{txt}Ho: diff = 0                                     degrees of freedom = {res}      58

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9988         {txt}Pr(|T| > |t|) = {res}0.0023          {txt}Pr(T > t) = {res}0.0012
{txt}
{com}. 
. 
. **Standard harmonization
. 
. *Positive prior opinion, positive information
. ttest ttip_stand_w2 if stand_prior_pos & country=="US", by(t_treat_stand_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     54{col 22} 5.537037{col 34} .1806753{col 46} 1.327687{col 58} 5.174648{col 70} 5.899426
       {txt}1 {c |}{res}{col 12}     64{col 22}     5.75{col 34}  .160604{col 46} 1.284832{col 58} 5.429058{col 70} 6.070942
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    118{col 22} 5.652542{col 34} .1199843{col 46} 1.303363{col 58}  5.41492{col 70} 5.890165
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} -.212963{col 34} .2410612{col 58} -.690415{col 70}  .264489
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.8834
{txt}Ho: diff = 0                                     degrees of freedom = {res}     116

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1894         {txt}Pr(|T| > |t|) = {res}0.3788          {txt}Pr(T > t) = {res}0.8106
{txt}
{com}. *Negative prior opinion, positive information
. ttest ttip_stand_w2 if stand_prior_neg & country=="US", by(t_treat_stand_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     31{col 22} 3.580645{col 34} .2924652{col 46} 1.628377{col 58} 2.983352{col 70} 4.177939
       {txt}1 {c |}{res}{col 12}     28{col 22} 3.321429{col 34} .3710901{col 46} 1.963624{col 58} 2.560015{col 70} 4.082843
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     59{col 22} 3.457627{col 34} .2322885{col 46} 1.784242{col 58} 2.992651{col 70} 3.922603
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .2592166{col 34} .4679837{col 58}-.6779046{col 70} 1.196338
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.5539
{txt}Ho: diff = 0                                     degrees of freedom = {res}      57

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.7091         {txt}Pr(|T| > |t|) = {res}0.5818          {txt}Pr(T > t) = {res}0.2909
{txt}
{com}. *Neutral prior opinion, positive information
. ttest ttip_stand_w2 if stand_prior_con & country=="US", by(t_treat_stand_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     32{col 22}  4.65625{col 34} .2227458{col 46}  1.26004{col 58} 4.201957{col 70} 5.110543
       {txt}1 {c |}{res}{col 12}     36{col 22} 4.916667{col 34} .2435681{col 46} 1.461408{col 58} 4.422197{col 70} 5.411136
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     68{col 22} 4.794118{col 34} .1657171{col 46} 1.366539{col 58} 4.463345{col 70}  5.12489
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2604167{col 34} .3329756{col 58}-.9252238{col 70} .4043905
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.7821
{txt}Ho: diff = 0                                     degrees of freedom = {res}      66

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.2185         {txt}Pr(|T| > |t|) = {res}0.4370          {txt}Pr(T > t) = {res}0.7815
{txt}
{com}. 
. *Positive prior opinion, negative information
. ttest ttip_stand_w2 if stand_prior_pos & country=="US", by(t_treat_stand_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     54{col 22} 5.537037{col 34} .1806753{col 46} 1.327687{col 58} 5.174648{col 70} 5.899426
       {txt}1 {c |}{res}{col 12}     52{col 22} 3.326923{col 34} .2572056{col 46} 1.854736{col 58} 2.810561{col 70} 3.843285
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    106{col 22}  4.45283{col 34} .1891638{col 46} 1.947561{col 58} 4.077753{col 70} 4.827907
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 2.210114{col 34} .3123974{col 58} 1.590618{col 70}  2.82961
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  7.0747
{txt}Ho: diff = 0                                     degrees of freedom = {res}     104

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. *Negative prior opinion, negative information
. ttest ttip_stand_w2 if stand_prior_neg & country=="US", by(t_treat_stand_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     31{col 22} 3.580645{col 34} .2924652{col 46} 1.628377{col 58} 2.983352{col 70} 4.177939
       {txt}1 {c |}{res}{col 12}     26{col 22} 2.076923{col 34}   .33706{col 46} 1.718676{col 58} 1.382735{col 70} 2.771111
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     57{col 22} 2.894737{col 34}  .240983{col 46} 1.819382{col 58}  2.41199{col 70} 3.377484
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.503722{col 34}  .444113{col 58} .6136997{col 70} 2.393744
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.3859
{txt}Ho: diff = 0                                     degrees of freedom = {res}      55

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9993         {txt}Pr(|T| > |t|) = {res}0.0013          {txt}Pr(T > t) = {res}0.0007
{txt}
{com}. *Neutral prior opinion, negative information
. ttest ttip_stand_w2 if stand_prior_con & country=="US", by(t_treat_stand_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     32{col 22}  4.65625{col 34} .2227458{col 46}  1.26004{col 58} 4.201957{col 70} 5.110543
       {txt}1 {c |}{res}{col 12}     29{col 22} 3.344828{col 34} .3110283{col 46} 1.674938{col 58} 2.707715{col 70}  3.98194
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     61{col 22} 4.032787{col 34} .2050819{col 46} 1.601741{col 58} 3.622562{col 70} 4.443012
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.311422{col 34} .3772942{col 58} .5564584{col 70} 2.066386
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.4759
{txt}Ho: diff = 0                                     degrees of freedom = {res}      59

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9995         {txt}Pr(|T| > |t|) = {res}0.0010          {txt}Pr(T > t) = {res}0.0005
{txt}
{com}. 
. 
. 
. **ISDS
. 
. *Positive prior opinion, positive information
. ttest ttip_isds_w2 if isds_prior_pos & country=="US", by(t_treat_isds_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     43{col 22} 5.116279{col 34} .2212651{col 46} 1.450932{col 58} 4.669748{col 70}  5.56281
       {txt}1 {c |}{res}{col 12}     36{col 22} 5.194444{col 34} .2350935{col 46} 1.410561{col 58} 4.717179{col 70}  5.67171
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     79{col 22} 5.151899{col 34} .1602179{col 46} 1.424048{col 58} 4.832929{col 70} 5.470868
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0781654{col 34} .3236609{col 58}-.7226566{col 70} .5663258
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.2415
{txt}Ho: diff = 0                                     degrees of freedom = {res}      77

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.4049         {txt}Pr(|T| > |t|) = {res}0.8098          {txt}Pr(T > t) = {res}0.5951
{txt}
{com}. *Negative prior opinion, positive information
. ttest ttip_isds_w2 if isds_prior_neg & country=="US", by(t_treat_isds_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     34{col 22} 2.558824{col 34}  .290034{col 46} 1.691175{col 58} 1.968745{col 70} 3.148902
       {txt}1 {c |}{res}{col 12}     43{col 22} 3.604651{col 34}  .230891{col 46} 1.514054{col 58} 3.138694{col 70} 4.070608
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     77{col 22} 3.142857{col 34}  .190077{col 46} 1.667919{col 58} 2.764286{col 70} 3.521428
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-1.045828{col 34} .3659085{col 58}-1.774755{col 70}-.3169006
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.8582
{txt}Ho: diff = 0                                     degrees of freedom = {res}      75

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0028         {txt}Pr(|T| > |t|) = {res}0.0055          {txt}Pr(T > t) = {res}0.9972
{txt}
{com}. *Neutral prior opinion, positive information
. ttest ttip_isds_w2 if isds_prior_con & country=="US", by(t_treat_isds_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     31{col 22} 4.225806{col 34} .2484778{col 46} 1.383466{col 58} 3.718347{col 70} 4.733266
       {txt}1 {c |}{res}{col 12}     25{col 22}      4.4{col 34} .2309401{col 46} 1.154701{col 58} 3.923363{col 70} 4.876637
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     56{col 22} 4.303571{col 34} .1707882{col 46} 1.278062{col 58} 3.961304{col 70} 4.645839
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1741935{col 34} .3459091{col 58}-.8676996{col 70} .5193125
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.5036
{txt}Ho: diff = 0                                     degrees of freedom = {res}      54

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3083         {txt}Pr(|T| > |t|) = {res}0.6166          {txt}Pr(T > t) = {res}0.6917
{txt}
{com}. 
. *Positive prior opinion, negative information
. ttest ttip_isds_w2 if isds_prior_pos & country=="US", by(t_treat_isds_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     43{col 22} 5.116279{col 34} .2212651{col 46} 1.450932{col 58} 4.669748{col 70}  5.56281
       {txt}1 {c |}{res}{col 12}     40{col 22}    3.575{col 34} .2528998{col 46} 1.599479{col 58} 3.063462{col 70} 4.086538
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     83{col 22} 4.373494{col 34} .1867731{col 46} 1.701584{col 58} 4.001943{col 70} 4.745045
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.541279{col 34}  .334838{col 58} .8750565{col 70} 2.207502
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.6031
{txt}Ho: diff = 0                                     degrees of freedom = {res}      81

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. *Negative prior opinion, negative information
. ttest ttip_isds_w2 if isds_prior_neg & country=="US", by(t_treat_isds_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     34{col 22} 2.558824{col 34}  .290034{col 46} 1.691175{col 58} 1.968745{col 70} 3.148902
       {txt}1 {c |}{res}{col 12}     37{col 22} 2.189189{col 34} .2707953{col 46} 1.647183{col 58} 1.639991{col 70} 2.738387
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     71{col 22} 2.366197{col 34} .1978145{col 46} 1.666814{col 58} 1.971669{col 70} 2.760726
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .3696343{col 34} .3963515{col 58}-.4210653{col 70} 1.160334
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.9326
{txt}Ho: diff = 0                                     degrees of freedom = {res}      69

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.8229         {txt}Pr(|T| > |t|) = {res}0.3543          {txt}Pr(T > t) = {res}0.1771
{txt}
{com}. *Neutral prior opinion, negative information
. ttest ttip_isds_w2 if isds_prior_con & country=="US", by(t_treat_isds_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     31{col 22} 4.225806{col 34} .2484778{col 46} 1.383466{col 58} 3.718347{col 70} 4.733266
       {txt}1 {c |}{res}{col 12}     33{col 22} 2.909091{col 34} .2587983{col 46} 1.486683{col 58} 2.381936{col 70} 3.436246
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     64{col 22} 3.546875{col 34} .1966103{col 46} 1.572882{col 58} 3.153981{col 70} 3.939769
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.316716{col 34} .3595919{col 58} .5979016{col 70}  2.03553
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.6617
{txt}Ho: diff = 0                                     degrees of freedom = {res}      62

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9997         {txt}Pr(|T| > |t|) = {res}0.0005          {txt}Pr(T > t) = {res}0.0003
{txt}
{com}. 
. 
. 
. 
. **************** t-tests which are the basis for Figure 2*****************
. 
. **all three issues combined but conditional on how much people care about TTIP
. 
. ************Germany*******************
. ***care a lot - values 4 and 5
. 
. ttest issue_opinion if issue_prior_pos==1 & interest_TTIP>3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     45{col 22}      4.8{col 34}       .2{col 46} 1.341641{col 58} 4.396926{col 70} 5.203074
       {txt}1 {c |}{res}{col 12}     46{col 22} 5.065217{col 34} .1849459{col 46} 1.254364{col 58} 4.692717{col 70} 5.437718
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     91{col 22} 4.934066{col 34} .1360548{col 46}  1.29788{col 58} 4.663769{col 70} 5.204363
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2652174{col 34} .2722027{col 58}-.8060784{col 70} .2756436
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.9743
{txt}Ho: diff = 0                                     degrees of freedom = {res}      89

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1663         {txt}Pr(|T| > |t|) = {res}0.3325          {txt}Pr(T > t) = {res}0.8337
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP>3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    108{col 22} 2.564815{col 34} .1118407{col 46} 1.162282{col 58} 2.343104{col 70} 2.786526
       {txt}1 {c |}{res}{col 12}    116{col 22}     2.75{col 34}  .119265{col 46} 1.284523{col 58} 2.513759{col 70} 2.986241
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    224{col 22} 2.660714{col 34} .0820411{col 46} 1.227879{col 58} 2.499039{col 70} 2.822389
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1851852{col 34} .1640863{col 58}-.5085514{col 70}  .138181
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.1286
{txt}Ho: diff = 0                                     degrees of freedom = {res}     222

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1301         {txt}Pr(|T| > |t|) = {res}0.2603          {txt}Pr(T > t) = {res}0.8699
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP>3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     38{col 22} 3.368421{col 34} .1938641{col 46} 1.195059{col 58} 2.975615{col 70} 3.761227
       {txt}1 {c |}{res}{col 12}     26{col 22} 4.076923{col 34}  .282424{col 46} 1.440085{col 58}  3.49526{col 70} 4.658586
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     64{col 22}  3.65625{col 34} .1669919{col 46} 1.335935{col 58} 3.322543{col 70} 3.989957
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} -.708502{col 34} .3307232{col 58}-1.369608{col 70}-.0473958
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.1423
{txt}Ho: diff = 0                                     degrees of freedom = {res}      62

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0181         {txt}Pr(|T| > |t|) = {res}0.0361          {txt}Pr(T > t) = {res}0.9819
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & interest_TTIP>3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     45{col 22}      4.8{col 34}       .2{col 46} 1.341641{col 58} 4.396926{col 70} 5.203074
       {txt}1 {c |}{res}{col 12}     45{col 22} 4.022222{col 34} .2302587{col 46} 1.544622{col 58} 3.558166{col 70} 4.486278
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     90{col 22} 4.411111{col 34} .1571393{col 46} 1.490754{col 58} 4.098879{col 70} 4.723343
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7777778{col 34} .3049903{col 58} .1716737{col 70} 1.383882
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  2.5502
{txt}Ho: diff = 0                                     degrees of freedom = {res}      88

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9938         {txt}Pr(|T| > |t|) = {res}0.0125          {txt}Pr(T > t) = {res}0.0062
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP>3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    108{col 22} 2.564815{col 34} .1118407{col 46} 1.162282{col 58} 2.343104{col 70} 2.786526
       {txt}1 {c |}{res}{col 12}     98{col 22} 1.836735{col 34} .0947761{col 46} .9382357{col 58}  1.64863{col 70} 2.024839
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    206{col 22} 2.218447{col 34} .0780368{col 46} 1.120039{col 58} 2.064589{col 70} 2.372304
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7280801{col 34} .1481137{col 58} .4360501{col 70}  1.02011
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.9157
{txt}Ho: diff = 0                                     degrees of freedom = {res}     204

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP>3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     38{col 22} 3.368421{col 34} .1938641{col 46} 1.195059{col 58} 2.975615{col 70} 3.761227
       {txt}1 {c |}{res}{col 12}     41{col 22} 2.707317{col 34} .1719469{col 46} 1.100997{col 58} 2.359799{col 70} 3.054835
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     79{col 22} 3.025316{col 34} .1335782{col 46} 1.187269{col 58} 2.759383{col 70}  3.29125
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  .661104{col 34} .2583172{col 58} .1467288{col 70} 1.175479
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  2.5593
{txt}Ho: diff = 0                                     degrees of freedom = {res}      77

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9938         {txt}Pr(|T| > |t|) = {res}0.0124          {txt}Pr(T > t) = {res}0.0062
{txt}
{com}. 
. **medium - value 3
. ttest issue_opinion if issue_prior_pos==1 & interest_TTIP==3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     36{col 22} 4.805556{col 34} .1984841{col 46} 1.190905{col 58} 4.402611{col 70}   5.2085
       {txt}1 {c |}{res}{col 12}     49{col 22} 4.877551{col 34} .1447278{col 46} 1.013095{col 58} 4.586556{col 70} 5.168546
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     85{col 22} 4.847059{col 34} .1177591{col 46} 1.085685{col 58} 4.612882{col 70} 5.081236
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0719955{col 34}  .239623{col 58} -.548596{col 70}  .404605
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.3005
{txt}Ho: diff = 0                                     degrees of freedom = {res}      83

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3823         {txt}Pr(|T| > |t|) = {res}0.7646          {txt}Pr(T > t) = {res}0.6177
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP==3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     75{col 22} 2.973333{col 34} .1258819{col 46} 1.090169{col 58} 2.722508{col 70} 3.224158
       {txt}1 {c |}{res}{col 12}     70{col 22} 3.371429{col 34} .1352422{col 46} 1.131517{col 58} 3.101628{col 70} 3.641229
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    145{col 22} 3.165517{col 34} .0933691{col 46} 1.124313{col 58} 2.980966{col 70} 3.350068
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.3980952{col 34} .1845226{col 58}-.7628396{col 70}-.0333508
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.1574
{txt}Ho: diff = 0                                     degrees of freedom = {res}     143

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0163         {txt}Pr(|T| > |t|) = {res}0.0326          {txt}Pr(T > t) = {res}0.9837
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP==3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     72{col 22} 3.916667{col 34} .1293265{col 46} 1.097372{col 58} 3.658797{col 70} 4.174536
       {txt}1 {c |}{res}{col 12}     62{col 22} 4.193548{col 34} .1357329{col 46} 1.068762{col 58} 3.922134{col 70} 4.464963
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    134{col 22} 4.044776{col 34} .0940764{col 46} 1.089013{col 58} 3.858697{col 70} 4.230856
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2768817{col 34} .1878528{col 58}-.6484731{col 70} .0947096
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.4739
{txt}Ho: diff = 0                                     degrees of freedom = {res}     132

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0714         {txt}Pr(|T| > |t|) = {res}0.1429          {txt}Pr(T > t) = {res}0.9286
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & interest_TTIP==3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     36{col 22} 4.805556{col 34} .1984841{col 46} 1.190905{col 58} 4.402611{col 70}   5.2085
       {txt}1 {c |}{res}{col 12}     36{col 22}     3.75{col 34} .2335883{col 46}  1.40153{col 58} 3.275791{col 70} 4.224209
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     72{col 22} 4.277778{col 34} .1645668{col 46} 1.396396{col 58} 3.949641{col 70} 4.605915
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.055556{col 34}  .306528{col 58} .4442047{col 70} 1.666906
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.4436
{txt}Ho: diff = 0                                     degrees of freedom = {res}      70

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9995         {txt}Pr(|T| > |t|) = {res}0.0010          {txt}Pr(T > t) = {res}0.0005
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP==3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     75{col 22} 2.973333{col 34} .1258819{col 46} 1.090169{col 58} 2.722508{col 70} 3.224158
       {txt}1 {c |}{res}{col 12}     76{col 22} 2.644737{col 34} .1252421{col 46} 1.091836{col 58} 2.395242{col 70} 2.894232
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    151{col 22} 2.807947{col 34} .0894996{col 46} 1.099789{col 58} 2.631104{col 70}  2.98479
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .3285965{col 34} .1775739{col 58}-.0222918{col 70} .6794848
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.8505
{txt}Ho: diff = 0                                     degrees of freedom = {res}     149

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9669         {txt}Pr(|T| > |t|) = {res}0.0662          {txt}Pr(T > t) = {res}0.0331
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP==3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     72{col 22} 3.916667{col 34} .1293265{col 46} 1.097372{col 58} 3.658797{col 70} 4.174536
       {txt}1 {c |}{res}{col 12}     57{col 22} 3.157895{col 34} .1433345{col 46} 1.082152{col 58} 2.870761{col 70} 3.445028
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    129{col 22} 3.581395{col 34} .1012863{col 46} 1.150392{col 58} 3.380983{col 70} 3.781808
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7587719{col 34}  .193371{col 58} .3761257{col 70} 1.141418
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.9239
{txt}Ho: diff = 0                                     degrees of freedom = {res}     127

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9999         {txt}Pr(|T| > |t|) = {res}0.0001          {txt}Pr(T > t) = {res}0.0001
{txt}
{com}. 
. *not much - values 1 and 2
. ttest issue_opinion if issue_prior_pos==1 & interest_TTIP<3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     10{col 22}      4.9{col 34} .5467073{col 46}  1.72884{col 58} 3.663262{col 70} 6.136738
       {txt}1 {c |}{res}{col 12}     12{col 22} 4.833333{col 34} .3859921{col 46} 1.337116{col 58}  3.98377{col 70} 5.682896
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     22{col 22} 4.863636{col 34} .3175628{col 46} 1.489502{col 58} 4.203228{col 70} 5.524044
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0666667{col 34} .6533461{col 58}-1.296189{col 70} 1.429523
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.1020
{txt}Ho: diff = 0                                     degrees of freedom = {res}      20

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.5401         {txt}Pr(|T| > |t|) = {res}0.9197          {txt}Pr(T > t) = {res}0.4599
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP<3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     36{col 22} 3.166667{col 34} .2050939{col 46} 1.230563{col 58} 2.750304{col 70} 3.583029
       {txt}1 {c |}{res}{col 12}     37{col 22} 3.243243{col 34} .2582146{col 46} 1.570658{col 58}  2.71956{col 70} 3.766927
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     73{col 22} 3.205479{col 34} .1643201{col 46} 1.403952{col 58} 2.877913{col 70} 3.533046
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0765766{col 34} .3308528{col 58}-.7362783{col 70} .5831252
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.2315
{txt}Ho: diff = 0                                     degrees of freedom = {res}      71

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.4088         {txt}Pr(|T| > |t|) = {res}0.8176          {txt}Pr(T > t) = {res}0.5912
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP<3 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     34{col 22} 3.794118{col 34} .2015069{col 46} 1.174977{col 58} 3.384149{col 70} 4.204086
       {txt}1 {c |}{res}{col 12}     24{col 22} 4.041667{col 34} .2126367{col 46} 1.041703{col 58} 3.601794{col 70} 4.481539
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     58{col 22} 3.896552{col 34} .1469382{col 46} 1.119048{col 58} 3.602313{col 70}  4.19079
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} -.247549{col 34} .2991729{col 58}-.8468644{col 70} .3517664
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.8274
{txt}Ho: diff = 0                                     degrees of freedom = {res}      56

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.2057         {txt}Pr(|T| > |t|) = {res}0.4115          {txt}Pr(T > t) = {res}0.7943
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & interest_TTIP<3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     10{col 22}      4.9{col 34} .5467073{col 46}  1.72884{col 58} 3.663262{col 70} 6.136738
       {txt}1 {c |}{res}{col 12}     15{col 22} 3.066667{col 34} .2666667{col 46} 1.032796{col 58} 2.494724{col 70}  3.63861
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     25{col 22}      3.8{col 34}  .321455{col 46} 1.607275{col 58} 3.136549{col 70} 4.463451
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.833333{col 34} .5505816{col 58} .6943685{col 70} 2.972298
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.3298
{txt}Ho: diff = 0                                     degrees of freedom = {res}      23

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9985         {txt}Pr(|T| > |t|) = {res}0.0029          {txt}Pr(T > t) = {res}0.0015
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP<3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     36{col 22} 3.166667{col 34} .2050939{col 46} 1.230563{col 58} 2.750304{col 70} 3.583029
       {txt}1 {c |}{res}{col 12}     42{col 22} 2.380952{col 34} .1736149{col 46} 1.125153{col 58}  2.03033{col 70} 2.731575
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     78{col 22}  2.74359{col 34} .1394961{col 46} 1.231997{col 58} 2.465817{col 70} 3.021362
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .7857143{col 34} .2668469{col 58} .2542426{col 70} 1.317186
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  2.9444
{txt}Ho: diff = 0                                     degrees of freedom = {res}      76

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9979         {txt}Pr(|T| > |t|) = {res}0.0043          {txt}Pr(T > t) = {res}0.0021
{txt}
{com}. ttest issue_opinion if issue_prior_con==1 & interest_TTIP<3 & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     34{col 22} 3.794118{col 34} .2015069{col 46} 1.174977{col 58} 3.384149{col 70} 4.204086
       {txt}1 {c |}{res}{col 12}     25{col 22}     3.52{col 34} .1836664{col 46} .9183318{col 58} 3.140931{col 70} 3.899069
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     59{col 22} 3.677966{col 34} .1398017{col 46} 1.073837{col 58} 3.398123{col 70}  3.95781
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .2741176{col 34} .2830663{col 58}-.2927129{col 70} .8409482
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.9684
{txt}Ho: diff = 0                                     degrees of freedom = {res}      57

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.8315         {txt}Pr(|T| > |t|) = {res}0.3369          {txt}Pr(T > t) = {res}0.1685
{txt}
{com}. 
. 
. ************US*******************
. ***care a lot - values 4 and 5
. 
. ttest issue_opinion if issue_prior_pos==1 & interest_TTIP>3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     37{col 22} 5.648649{col 34}  .257664{col 46} 1.567309{col 58} 5.126082{col 70} 6.171215
       {txt}1 {c |}{res}{col 12}     54{col 22} 5.611111{col 34} .1877013{col 46} 1.379317{col 58}  5.23463{col 70} 5.987592
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     91{col 22} 5.626374{col 34} .1520301{col 46} 1.450275{col 58} 5.324339{col 70} 5.928408
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0375375{col 34} .3112175{col 58} -.580845{col 70}   .65592
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.1206
{txt}Ho: diff = 0                                     degrees of freedom = {res}      89

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.5479         {txt}Pr(|T| > |t|) = {res}0.9043          {txt}Pr(T > t) = {res}0.4521
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP>3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     52{col 22} 2.423077{col 34} .1986875{col 46} 1.432756{col 58} 2.024195{col 70} 2.821959
       {txt}1 {c |}{res}{col 12}     60{col 22} 2.683333{col 34} .2132499{col 46} 1.651827{col 58} 2.256621{col 70} 3.110045
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    112{col 22}   2.5625{col 34} .1467041{col 46}  1.55257{col 58} 2.271796{col 70} 2.853204
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2602564{col 34} .2944498{col 58}-.8437868{col 70} .3232739
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.8839
{txt}Ho: diff = 0                                     degrees of freedom = {res}     110

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1893         {txt}Pr(|T| > |t|) = {res}0.3787          {txt}Pr(T > t) = {res}0.8107
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP>3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     16{col 22}   5.0625{col 34} .2656556{col 46} 1.062623{col 58} 4.496268{col 70} 5.628732
       {txt}1 {c |}{res}{col 12}     18{col 22} 4.722222{col 34} .3110761{col 46} 1.319784{col 58} 4.065909{col 70} 5.378535
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     34{col 22} 4.882353{col 34} .2058187{col 46} 1.200119{col 58} 4.463612{col 70} 5.301094
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .3402778{col 34} .4144018{col 58} -.503831{col 70} 1.184387
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.8211
{txt}Ho: diff = 0                                     degrees of freedom = {res}      32

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.7912         {txt}Pr(|T| > |t|) = {res}0.4176          {txt}Pr(T > t) = {res}0.2088
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & interest_TTIP>3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     37{col 22} 5.648649{col 34}  .257664{col 46} 1.567309{col 58} 5.126082{col 70} 6.171215
       {txt}1 {c |}{res}{col 12}     45{col 22} 3.488889{col 34} .2888889{col 46} 1.937926{col 58} 2.906672{col 70} 4.071106
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     82{col 22} 4.463415{col 34} .2290254{col 46} 2.073913{col 58} 4.007726{col 70} 4.919103
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  2.15976{col 34} .3951803{col 58} 1.373326{col 70} 2.946194
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  5.4653
{txt}Ho: diff = 0                                     degrees of freedom = {res}      80

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP>3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     52{col 22} 2.423077{col 34} .1986875{col 46} 1.432756{col 58} 2.024195{col 70} 2.821959
       {txt}1 {c |}{res}{col 12}     53{col 22} 1.886792{col 34} .1800266{col 46} 1.310613{col 58} 1.525543{col 70} 2.248042
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    105{col 22} 2.152381{col 34} .1358604{col 46} 1.392155{col 58} 1.882965{col 70} 2.421797
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .5362845{col 34} .2678872{col 58} .0049934{col 70} 1.067575
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  2.0019
{txt}Ho: diff = 0                                     degrees of freedom = {res}     103

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9760         {txt}Pr(|T| > |t|) = {res}0.0479          {txt}Pr(T > t) = {res}0.0240
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP>3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     16{col 22}   5.0625{col 34} .2656556{col 46} 1.062623{col 58} 4.496268{col 70} 5.628732
       {txt}1 {c |}{res}{col 12}     23{col 22} 3.086957{col 34} .3871097{col 46} 1.856513{col 58}  2.28414{col 70} 3.889773
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     39{col 22} 3.897436{col 34} .2957067{col 46} 1.846688{col 58} 3.298809{col 70} 4.496063
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.975543{col 34} .5154616{col 58} .9311191{col 70} 3.019968
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.8326
{txt}Ho: diff = 0                                     degrees of freedom = {res}      37

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9998         {txt}Pr(|T| > |t|) = {res}0.0005          {txt}Pr(T > t) = {res}0.0002
{txt}
{com}. 
. **medium - value 3
. ttest issue_opinion if issue_prior_pos==1 & interest_TTIP==3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     63{col 22} 5.253968{col 34}  .163124{col 46} 1.294757{col 58} 4.927888{col 70} 5.580049
       {txt}1 {c |}{res}{col 12}     62{col 22} 5.774194{col 34} .1515291{col 46} 1.193141{col 58} 5.471192{col 70} 6.077195
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    125{col 22}    5.512{col 34} .1133741{col 46} 1.267561{col 58} 5.287601{col 70} 5.736399
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.5202253{col 34} .2227908{col 58}-.9612261{col 70}-.0792245
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.3350
{txt}Ho: diff = 0                                     degrees of freedom = {res}     123

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0106         {txt}Pr(|T| > |t|) = {res}0.0212          {txt}Pr(T > t) = {res}0.9894
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP==3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     32{col 22}  3.53125{col 34} .2909397{col 46} 1.645804{col 58} 2.937875{col 70} 4.124625
       {txt}1 {c |}{res}{col 12}     36{col 22} 3.944444{col 34} .2580281{col 46} 1.548168{col 58}  3.42062{col 70} 4.468269
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     68{col 22}     3.75{col 34} .1935925{col 46} 1.596405{col 58} 3.363588{col 70} 4.136412
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.4131944{col 34} .3874599{col 58}-1.186783{col 70} .3603943
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.0664
{txt}Ho: diff = 0                                     degrees of freedom = {res}      66

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1451         {txt}Pr(|T| > |t|) = {res}0.2901          {txt}Pr(T > t) = {res}0.8549
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP==3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     47{col 22} 4.361702{col 34} .1957588{col 46} 1.342054{col 58}  3.96766{col 70} 4.755744
       {txt}1 {c |}{res}{col 12}     33{col 22} 4.333333{col 34} .2370377{col 46} 1.361678{col 58} 3.850503{col 70} 4.816163
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     80{col 22}     4.35{col 34}      .15{col 46} 1.341641{col 58} 4.051432{col 70} 4.648568
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0283688{col 34} .3066322{col 58} -.582089{col 70} .6388266
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.0925
{txt}Ho: diff = 0                                     degrees of freedom = {res}      78

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.5367         {txt}Pr(|T| > |t|) = {res}0.9265          {txt}Pr(T > t) = {res}0.4633
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & interest_TTIP==3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     63{col 22} 5.253968{col 34}  .163124{col 46} 1.294757{col 58} 4.927888{col 70} 5.580049
       {txt}1 {c |}{res}{col 12}     61{col 22} 3.803279{col 34} .2190637{col 46} 1.710942{col 58} 3.365086{col 70} 4.241471
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    124{col 22} 4.540323{col 34} .1503555{col 46} 1.674288{col 58} 4.242703{col 70} 4.837942
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  1.45069{col 34} .2719228{col 58} .9123913{col 70} 1.988988
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  5.3349
{txt}Ho: diff = 0                                     degrees of freedom = {res}     122

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP==3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     32{col 22}  3.53125{col 34} .2909397{col 46} 1.645804{col 58} 2.937875{col 70} 4.124625
       {txt}1 {c |}{res}{col 12}     29{col 22}        2{col 34} .2626129{col 46} 1.414214{col 58} 1.462062{col 70} 2.537938
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     61{col 22} 2.803279{col 34} .2190637{col 46} 1.710942{col 58} 2.365086{col 70} 3.241471
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  1.53125{col 34} .3948939{col 58} .7410691{col 70} 2.321431
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.8776
{txt}Ho: diff = 0                                     degrees of freedom = {res}      59

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9999         {txt}Pr(|T| > |t|) = {res}0.0003          {txt}Pr(T > t) = {res}0.0001
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP==3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     47{col 22} 4.361702{col 34} .1957588{col 46} 1.342054{col 58}  3.96766{col 70} 4.755744
       {txt}1 {c |}{res}{col 12}     35{col 22} 3.228571{col 34} .2462687{col 46} 1.456945{col 58} 2.728093{col 70}  3.72905
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     82{col 22} 3.878049{col 34} .1649781{col 46}  1.49394{col 58} 3.549794{col 70} 4.206303
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.133131{col 34} .3107967{col 58} .5146256{col 70} 1.751636
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.6459
{txt}Ho: diff = 0                                     degrees of freedom = {res}      80

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9998         {txt}Pr(|T| > |t|) = {res}0.0005          {txt}Pr(T > t) = {res}0.0002
{txt}
{com}. 
. *not much - values 1 and 2
. ttest issue_opinion if issue_prior_pos==1 & interest_TTIP<3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     35{col 22} 5.257143{col 34} .1893947{col 46} 1.120474{col 58} 4.872247{col 70} 5.642039
       {txt}1 {c |}{res}{col 12}     36{col 22} 5.027778{col 34} .2373334{col 46} 1.424001{col 58} 4.545965{col 70}  5.50959
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     71{col 22} 5.140845{col 34} .1518442{col 46} 1.279462{col 58} 4.838001{col 70} 5.443689
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .2293651{col 34} .3046627{col 58}-.3784203{col 70} .8371505
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.7528
{txt}Ho: diff = 0                                     degrees of freedom = {res}      69

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.7729         {txt}Pr(|T| > |t|) = {res}0.4541          {txt}Pr(T > t) = {res}0.2271
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP<3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     25{col 22}      3.6{col 34}  .294392{col 46}  1.47196{col 58} 2.992405{col 70} 4.207595
       {txt}1 {c |}{res}{col 12}     27{col 22} 3.777778{col 34} .2522454{col 46} 1.310705{col 58}  3.25928{col 70} 4.296276
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     52{col 22} 3.692308{col 34} .1913248{col 46} 1.379663{col 58} 3.308207{col 70} 4.076408
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1777778{col 34} .3859252{col 58}-.9529314{col 70} .5973758
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.4607
{txt}Ho: diff = 0                                     degrees of freedom = {res}      50

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3235         {txt}Pr(|T| > |t|) = {res}0.6470          {txt}Pr(T > t) = {res}0.6765
{txt}
{com}. ttest issue_opinion if issue_prior_con & interest_TTIP<3 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     33{col 22} 4.242424{col 34}  .238486{col 46} 1.369998{col 58} 3.756644{col 70} 4.728204
       {txt}1 {c |}{res}{col 12}     34{col 22} 5.029412{col 34} .2046052{col 46} 1.193043{col 58} 4.613139{col 70} 5.445684
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     67{col 22} 4.641791{col 34} .1629409{col 46} 1.333729{col 58} 4.316469{col 70} 4.967113
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.7869875{col 34} .3135736{col 58}-1.413237{col 70}-.1607378
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.5097
{txt}Ho: diff = 0                                     degrees of freedom = {res}      65

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0073         {txt}Pr(|T| > |t|) = {res}0.0146          {txt}Pr(T > t) = {res}0.9927
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & interest_TTIP<3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     35{col 22} 5.257143{col 34} .1893947{col 46} 1.120474{col 58} 4.872247{col 70} 5.642039
       {txt}1 {c |}{res}{col 12}     31{col 22}  3.16129{col 34} .2747307{col 46} 1.529636{col 58} 2.600215{col 70} 3.722365
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     66{col 22} 4.272727{col 34} .2077131{col 46} 1.687469{col 58} 3.857896{col 70} 4.687559
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 2.095853{col 34} .3275474{col 58} 1.441501{col 70} 2.750204
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  6.3986
{txt}Ho: diff = 0                                     degrees of freedom = {res}      64

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_neg & interest_TTIP<3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     25{col 22}      3.6{col 34}  .294392{col 46}  1.47196{col 58} 2.992405{col 70} 4.207595
       {txt}1 {c |}{res}{col 12}     22{col 22} 2.636364{col 34} .4189528{col 46} 1.965063{col 58} 1.765104{col 70} 3.507624
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     47{col 22} 3.148936{col 34} .2580413{col 46} 1.769042{col 58} 2.629526{col 70} 3.668346
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .9636364{col 34} .5027308{col 58}-.0489155{col 70} 1.976188
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.9168
{txt}Ho: diff = 0                                     degrees of freedom = {res}      45

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9692         {txt}Pr(|T| > |t|) = {res}0.0616          {txt}Pr(T > t) = {res}0.0308
{txt}
{com}. ttest issue_opinion if issue_prior_con==1 & interest_TTIP<3 & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     33{col 22} 4.242424{col 34}  .238486{col 46} 1.369998{col 58} 3.756644{col 70} 4.728204
       {txt}1 {c |}{res}{col 12}     31{col 22} 3.064516{col 34} .2856251{col 46} 1.590293{col 58} 2.481192{col 70}  3.64784
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}     64{col 22} 3.671875{col 34} .1980243{col 46} 1.584195{col 58} 3.276155{col 70} 4.067595
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.177908{col 34} .3703535{col 58} .4375819{col 70} 1.918234
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.1805
{txt}Ho: diff = 0                                     degrees of freedom = {res}      62

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9989         {txt}Pr(|T| > |t|) = {res}0.0023          {txt}Pr(T > t) = {res}0.0011
{txt}
{com}. 
. 
. 
. ************************* t-tests which are the basis for Figure 3***************************
. ****** Does a justification make a difference?
. 
. 
. *Combine the three treatments into one variable
. gen issue_treat_pos_j=t_treat_econ_pos_j
{txt}(2,758 missing values generated)

{com}. replace issue_treat_pos_j=t_treat_stand_pos_j if issue_treat_pos_j==.
{txt}(600 real changes made)

{com}. replace issue_treat_pos_j=t_treat_isds_pos_j if issue_treat_pos_j==.
{txt}(628 real changes made)

{com}. 
. gen issue_treat_neg_j=t_treat_econ_neg_j
{txt}(2,761 missing values generated)

{com}. replace issue_treat_neg_j=t_treat_stand_neg_j if issue_treat_neg_j==.
{txt}(592 real changes made)

{com}. replace issue_treat_neg_j=t_treat_isds_neg_j if issue_treat_neg_j==.
{txt}(630 real changes made)

{com}. 
. gen issue_treat_pos_nj=t_treat_econ_pos_nj
{txt}(2,766 missing values generated)

{com}. replace issue_treat_pos_nj=t_treat_stand_pos_nj if issue_treat_pos_nj==.
{txt}(627 real changes made)

{com}. replace issue_treat_pos_nj=t_treat_isds_pos_nj if issue_treat_pos_nj==.
{txt}(615 real changes made)

{com}. 
. gen issue_treat_neg_nj=t_treat_econ_neg_nj
{txt}(2,769 missing values generated)

{com}. replace issue_treat_neg_nj=t_treat_stand_neg_nj if issue_treat_neg_nj==.
{txt}(603 real changes made)

{com}. replace issue_treat_neg_nj=t_treat_isds_neg_nj if issue_treat_neg_nj==.
{txt}(621 real changes made)

{com}. 
. 
. **************Germany*******************
. ttest issue_opinion if issue_prior_pos==1 & country=="DE", by(issue_treat_pos_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     91{col 22} 4.813187{col 34} .1379353{col 46} 1.315819{col 58} 4.539154{col 70} 5.087219
       {txt}1 {c |}{res}{col 12}     54{col 22} 4.888889{col 34} .1643798{col 46}  1.20794{col 58} 4.559185{col 70} 5.218593
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    145{col 22} 4.841379{col 34} .1057159{col 46} 1.272988{col 58} 4.632424{col 70} 5.050335
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0757021{col 34} .2193427{col 58} -.509275{col 70} .3578709
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.3451
{txt}Ho: diff = 0                                     degrees of freedom = {res}     143

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3653         {txt}Pr(|T| > |t|) = {res}0.7305          {txt}Pr(T > t) = {res}0.6347
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="DE", by(issue_treat_pos_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    219{col 22} 2.803653{col 34} .0790794{col 46} 1.170268{col 58} 2.647795{col 70} 2.959511
       {txt}1 {c |}{res}{col 12}    110{col 22} 2.954545{col 34} .1313219{col 46} 1.377315{col 58}  2.69427{col 70} 3.214821
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    329{col 22} 2.854103{col 34} .0685437{col 46} 1.243271{col 58} 2.719263{col 70} 2.988944
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1508925{col 34} .1452758{col 58}-.4366855{col 70} .1349005
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.0387
{txt}Ho: diff = 0                                     degrees of freedom = {res}     327

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1499         {txt}Pr(|T| > |t|) = {res}0.2997          {txt}Pr(T > t) = {res}0.8501
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="DE", by(issue_treat_pos_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    144{col 22} 3.743056{col 34} .0964333{col 46}   1.1572{col 58} 3.552437{col 70} 3.933675
       {txt}1 {c |}{res}{col 12}     63{col 22} 4.079365{col 34} .1400417{col 46} 1.111546{col 58} 3.799426{col 70} 4.359304
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    207{col 22} 3.845411{col 34} .0800212{col 46} 1.151304{col 58} 3.687645{col 70} 4.003176
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.3363095{col 34} .1727436{col 58}-.6768915{col 70} .0042724
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.9469
{txt}Ho: diff = 0                                     degrees of freedom = {res}     205

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0265         {txt}Pr(|T| > |t|) = {res}0.0529          {txt}Pr(T > t) = {res}0.9735
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & country=="DE", by(issue_treat_neg_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     91{col 22} 4.813187{col 34} .1379353{col 46} 1.315819{col 58} 4.539154{col 70} 5.087219
       {txt}1 {c |}{res}{col 12}     51{col 22} 3.686275{col 34} .2048245{col 46}  1.46274{col 58} 3.274872{col 70} 4.097677
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    142{col 22} 4.408451{col 34} .1232833{col 46}  1.46909{col 58} 4.164728{col 70} 4.652173
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.126912{col 34} .2396574{col 58} .6530968{col 70} 1.600728
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.7022
{txt}Ho: diff = 0                                     degrees of freedom = {res}     140

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="DE", by(issue_treat_neg_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    219{col 22} 2.803653{col 34} .0790794{col 46} 1.170268{col 58} 2.647795{col 70} 2.959511
       {txt}1 {c |}{res}{col 12}    100{col 22}     2.18{col 34} .1018813{col 46} 1.018813{col 58} 1.977845{col 70} 2.382155
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    319{col 22}  2.60815{col 34} .0649565{col 46}  1.16016{col 58} 2.480352{col 70} 2.735949
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  .623653{col 34} .1357962{col 58} .3564773{col 70} .8908286
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.5926
{txt}Ho: diff = 0                                     degrees of freedom = {res}     317

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="DE", by(issue_treat_neg_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    144{col 22} 3.743056{col 34} .0964333{col 46}   1.1572{col 58} 3.552437{col 70} 3.933675
       {txt}1 {c |}{res}{col 12}     64{col 22} 3.109375{col 34} .1462446{col 46} 1.169957{col 58} 2.817128{col 70} 3.401622
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    208{col 22} 3.548077{col 34} .0828469{col 46} 1.194834{col 58} 3.384745{col 70} 3.711409
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .6336806{col 34}  .174436{col 58} .2897718{col 70} .9775893
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.6327
{txt}Ho: diff = 0                                     degrees of freedom = {res}     206

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9998         {txt}Pr(|T| > |t|) = {res}0.0004          {txt}Pr(T > t) = {res}0.0002
{txt}
{com}. 
. 
. ttest issue_opinion if issue_prior_pos==1 & country=="DE", by(issue_treat_pos_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     91{col 22} 4.813187{col 34} .1379353{col 46} 1.315819{col 58} 4.539154{col 70} 5.087219
       {txt}1 {c |}{res}{col 12}     53{col 22} 5.018868{col 34}   .15117{col 46} 1.100534{col 58} 4.715523{col 70} 5.322213
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    144{col 22} 4.888889{col 34} .1034145{col 46} 1.240974{col 58}  4.68447{col 70} 5.093307
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2056811{col 34} .2144902{col 58}-.6296876{col 70} .2183254
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.9589
{txt}Ho: diff = 0                                     degrees of freedom = {res}     142

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1696         {txt}Pr(|T| > |t|) = {res}0.3392          {txt}Pr(T > t) = {res}0.8304
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="DE", by(issue_treat_pos_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    219{col 22} 2.803653{col 34} .0790794{col 46} 1.170268{col 58} 2.647795{col 70} 2.959511
       {txt}1 {c |}{res}{col 12}    113{col 22} 3.097345{col 34} .1185702{col 46} 1.260418{col 58} 2.862414{col 70} 3.332277
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    332{col 22} 2.903614{col 34} .0662907{col 46} 1.207874{col 58}  2.77321{col 70} 3.034019
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2936922{col 34} .1391797{col 58}-.5674836{col 70}-.0199008
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.1102
{txt}Ho: diff = 0                                     degrees of freedom = {res}     330

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0178         {txt}Pr(|T| > |t|) = {res}0.0356          {txt}Pr(T > t) = {res}0.9822
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="DE", by(issue_treat_pos_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    144{col 22} 3.743056{col 34} .0964333{col 46}   1.1572{col 58} 3.552437{col 70} 3.933675
       {txt}1 {c |}{res}{col 12}     49{col 22} 4.204082{col 34} .1724661{col 46} 1.207263{col 58} 3.857315{col 70} 4.550848
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    193{col 22} 3.860104{col 34} .0852367{col 46} 1.184146{col 58} 3.691983{col 70} 4.028224
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.4610261{col 34} .1934991{col 58}-.8426956{col 70}-.0793565
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.3826
{txt}Ho: diff = 0                                     degrees of freedom = {res}     191

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0091         {txt}Pr(|T| > |t|) = {res}0.0182          {txt}Pr(T > t) = {res}0.9909
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & country=="DE", by(issue_treat_neg_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     91{col 22} 4.813187{col 34} .1379353{col 46} 1.315819{col 58} 4.539154{col 70} 5.087219
       {txt}1 {c |}{res}{col 12}     45{col 22} 3.866667{col 34} .2146173{col 46} 1.439697{col 58} 3.434134{col 70}   4.2992
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    136{col 22}      4.5{col 34} .1221628{col 46} 1.424651{col 58}   4.2584{col 70}   4.7416
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .9465201{col 34} .2474343{col 58} .4571383{col 70} 1.435902
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.8253
{txt}Ho: diff = 0                                     degrees of freedom = {res}     134

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9999         {txt}Pr(|T| > |t|) = {res}0.0002          {txt}Pr(T > t) = {res}0.0001
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="DE", by(issue_treat_neg_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    219{col 22} 2.803653{col 34} .0790794{col 46} 1.170268{col 58} 2.647795{col 70} 2.959511
       {txt}1 {c |}{res}{col 12}    116{col 22} 2.267241{col 34}  .106995{col 46} 1.152372{col 58} 2.055305{col 70} 2.479178
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    335{col 22}  2.61791{col 34} .0650246{col 46} 1.190145{col 58} 2.490001{col 70}  2.74582
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .5364116{col 34} .1336807{col 58} .2734465{col 70} .7993767
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.0126
{txt}Ho: diff = 0                                     degrees of freedom = {res}     333

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0001          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="DE", by(issue_treat_neg_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    144{col 22} 3.743056{col 34} .0964333{col 46}   1.1572{col 58} 3.552437{col 70} 3.933675
       {txt}1 {c |}{res}{col 12}     59{col 22} 3.050847{col 34} .1311366{col 46} 1.007279{col 58} 2.788349{col 70} 3.313346
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    203{col 22} 3.541872{col 34} .0812035{col 46} 1.156972{col 58} 3.381757{col 70} 3.701987
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .6922081{col 34} .1725076{col 58} .3520513{col 70} 1.032365
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.0126
{txt}Ho: diff = 0                                     degrees of freedom = {res}     201

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0001          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. 
. 
. **************US*******************
. ttest issue_opinion if issue_prior_pos==1 & country=="US", by(issue_treat_pos_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    135{col 22} 5.362963{col 34} .1149939{col 46} 1.336108{col 58} 5.135525{col 70} 5.590401
       {txt}1 {c |}{res}{col 12}     74{col 22} 5.608108{col 34} .1641934{col 46} 1.412445{col 58} 5.280871{col 70} 5.935345
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    209{col 22} 5.449761{col 34} .0944399{col 46} 1.365302{col 58} 5.263579{col 70} 5.635943
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2451451{col 34}   .19722{col 58}-.6339625{col 70} .1436722
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.2430
{txt}Ho: diff = 0                                     degrees of freedom = {res}     207

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1076         {txt}Pr(|T| > |t|) = {res}0.2153          {txt}Pr(T > t) = {res}0.8924
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="US", by(issue_treat_pos_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    109{col 22} 3.018349{col 34} .1531089{col 46} 1.598504{col 58}  2.71486{col 70} 3.321837
       {txt}1 {c |}{res}{col 12}     67{col 22} 3.492537{col 34} .2130661{col 46} 1.744021{col 58} 3.067137{col 70} 3.917938
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    176{col 22} 3.198864{col 34} .1256205{col 46} 1.666544{col 58} 2.950937{col 70}  3.44679
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.4741887{col 34} .2569555{col 58}-.9813397{col 70} .0329623
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.8454
{txt}Ho: diff = 0                                     degrees of freedom = {res}     174

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0333         {txt}Pr(|T| > |t|) = {res}0.0667          {txt}Pr(T > t) = {res}0.9667
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="US", by(issue_treat_pos_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     96{col 22}   4.4375{col 34} .1355726{col 46} 1.328335{col 58} 4.168354{col 70} 4.706646
       {txt}1 {c |}{res}{col 12}     33{col 22} 4.666667{col 34} .2161416{col 46} 1.241639{col 58} 4.226401{col 70} 5.106933
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    129{col 22} 4.496124{col 34} .1149676{col 46} 1.305781{col 58} 4.268641{col 70} 4.723607
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2291667{col 34} .2637476{col 58}-.7510756{col 70} .2927423
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.8689
{txt}Ho: diff = 0                                     degrees of freedom = {res}     127

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1933         {txt}Pr(|T| > |t|) = {res}0.3865          {txt}Pr(T > t) = {res}0.8067
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & country=="US", by(issue_treat_neg_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    135{col 22} 5.362963{col 34} .1149939{col 46} 1.336108{col 58} 5.135525{col 70} 5.590401
       {txt}1 {c |}{res}{col 12}     74{col 22} 3.702703{col 34}  .227448{col 46} 1.956582{col 58} 3.249399{col 70} 4.156006
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    209{col 22}  4.77512{col 34} .1223195{col 46} 1.768352{col 58} 4.533975{col 70} 5.016265
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  1.66026{col 34} .2289563{col 58} 1.208875{col 70} 2.111645
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  7.2514
{txt}Ho: diff = 0                                     degrees of freedom = {res}     207

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="US", by(issue_treat_neg_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    109{col 22} 3.018349{col 34} .1531089{col 46} 1.598504{col 58}  2.71486{col 70} 3.321837
       {txt}1 {c |}{res}{col 12}     50{col 22}     2.14{col 34} .2138281{col 46} 1.511993{col 58} 1.710296{col 70} 2.569704
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    159{col 22} 2.742138{col 34} .1284391{col 46} 1.619555{col 58} 2.488459{col 70} 2.995817
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .8783486{col 34} .2685079{col 58} .3479948{col 70} 1.408702
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.2712
{txt}Ho: diff = 0                                     degrees of freedom = {res}     157

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9993         {txt}Pr(|T| > |t|) = {res}0.0013          {txt}Pr(T > t) = {res}0.0007
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="US", by(issue_treat_neg_j)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     96{col 22}   4.4375{col 34} .1355726{col 46} 1.328335{col 58} 4.168354{col 70} 4.706646
       {txt}1 {c |}{res}{col 12}     49{col 22} 3.040816{col 34} .2295351{col 46} 1.606746{col 58} 2.579305{col 70} 3.502328
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    145{col 22} 3.965517{col 34} .1303597{col 46} 1.569739{col 58} 3.707851{col 70} 4.223183
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.396684{col 34} .2506882{col 58} .9011502{col 70} 1.892217
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  5.5714
{txt}Ho: diff = 0                                     degrees of freedom = {res}     143

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. 
. 
. ttest issue_opinion if issue_prior_pos==1 & country=="US", by(issue_treat_pos_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    135{col 22} 5.362963{col 34} .1149939{col 46} 1.336108{col 58} 5.135525{col 70} 5.590401
       {txt}1 {c |}{res}{col 12}     78{col 22} 5.474359{col 34} .1445242{col 46} 1.276403{col 58} 5.186575{col 70} 5.762143
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    213{col 22} 5.403756{col 34} .0899401{col 46} 1.312633{col 58} 5.226464{col 70} 5.581047
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} -.111396{col 34} .1869737{col 58}-.4799718{col 70} .2571798
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.5958
{txt}Ho: diff = 0                                     degrees of freedom = {res}     211

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.2760         {txt}Pr(|T| > |t|) = {res}0.5520          {txt}Pr(T > t) = {res}0.7240
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="US", by(issue_treat_pos_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    109{col 22} 3.018349{col 34} .1531089{col 46} 1.598504{col 58}  2.71486{col 70} 3.321837
       {txt}1 {c |}{res}{col 12}     56{col 22} 3.053571{col 34} .2029325{col 46} 1.518608{col 58} 2.646886{col 70} 3.460257
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    165{col 22} 3.030303{col 34} .1220132{col 46} 1.567288{col 58} 2.789384{col 70} 3.271222
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0352228{col 34} .2584562{col 58}-.5455769{col 70} .4751313
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.1363
{txt}Ho: diff = 0                                     degrees of freedom = {res}     163

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.4459         {txt}Pr(|T| > |t|) = {res}0.8918          {txt}Pr(T > t) = {res}0.5541
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="US", by(issue_treat_pos_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     96{col 22}   4.4375{col 34} .1355726{col 46} 1.328335{col 58} 4.168354{col 70} 4.706646
       {txt}1 {c |}{res}{col 12}     52{col 22} 4.711538{col 34} .1889411{col 46} 1.362474{col 58} 4.332223{col 70} 5.090854
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    148{col 22} 4.533784{col 34} .1103303{col 46} 1.342227{col 58} 4.315745{col 70} 4.751822
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.2740385{col 34} .2307888{col 58}-.7301569{col 70} .1820799
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.1874
{txt}Ho: diff = 0                                     degrees of freedom = {res}     146

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1185         {txt}Pr(|T| > |t|) = {res}0.2370          {txt}Pr(T > t) = {res}0.8815
{txt}
{com}. 
. ttest issue_opinion if issue_prior_pos & country=="US", by(issue_treat_neg_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    135{col 22} 5.362963{col 34} .1149939{col 46} 1.336108{col 58} 5.135525{col 70} 5.590401
       {txt}1 {c |}{res}{col 12}     63{col 22} 3.380952{col 34} .1871835{col 46} 1.485723{col 58} 3.006778{col 70} 3.755127
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    198{col 22} 4.732323{col 34} .1181838{col 46} 1.662994{col 58} 4.499255{col 70} 4.965391
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} 1.982011{col 34} .2113503{col 58} 1.565198{col 70} 2.398823
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  9.3778
{txt}Ho: diff = 0                                     degrees of freedom = {res}     196

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. ttest issue_opinion if issue_prior_neg & country=="US", by(issue_treat_neg_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    109{col 22} 3.018349{col 34} .1531089{col 46} 1.598504{col 58}  2.71486{col 70} 3.321837
       {txt}1 {c |}{res}{col 12}     54{col 22} 2.018519{col 34} .2072932{col 46} 1.523288{col 58} 1.602741{col 70} 2.434296
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    163{col 22} 2.687117{col 34} .1283556{col 46} 1.638734{col 58} 2.433651{col 70} 2.940582
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .9998301{col 34} .2619553{col 58} .4825187{col 70} 1.517141
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.8168
{txt}Ho: diff = 0                                     degrees of freedom = {res}     161

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9999         {txt}Pr(|T| > |t|) = {res}0.0002          {txt}Pr(T > t) = {res}0.0001
{txt}
{com}. ttest issue_opinion if issue_prior_con & country=="US", by(issue_treat_neg_nj)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}     96{col 22}   4.4375{col 34} .1355726{col 46} 1.328335{col 58} 4.168354{col 70} 4.706646
       {txt}1 {c |}{res}{col 12}     40{col 22}     3.25{col 34} .2525511{col 46} 1.597273{col 58} 2.739167{col 70} 3.760833
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    136{col 22} 4.088235{col 34} .1292978{col 46} 1.507859{col 58} 3.832524{col 70} 4.343947
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}   1.1875{col 34} .2657105{col 58} .6619709{col 70} 1.713029
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  4.4691
{txt}Ho: diff = 0                                     degrees of freedom = {res}     134

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}1.0000         {txt}Pr(|T| > |t|) = {res}0.0000          {txt}Pr(T > t) = {res}0.0000
{txt}
{com}. 
. 
. 
. ****************Figure 4*************
. **********Germany*******************
. 
. ***ttest for pro TTIP petition action
. 
. **all three issues combined
. ttest proTTIP if issue_prior_pos==1 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    146{col 22} .2328767{col 34} .0351004{col 46} .4241193{col 58} .1635023{col 70} .3022512
       {txt}1 {c |}{res}{col 12}    108{col 22} .2407407{col 34} .0413312{col 46} .4295264{col 58} .1588065{col 70}  .322675
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    254{col 22} .2362205{col 34} .0267044{col 46} .4255978{col 58} .1836293{col 70} .2888117
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} -.007864{col 34} .0541215{col 58}-.1144521{col 70}  .098724
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.1453
{txt}Ho: diff = 0                                     degrees of freedom = {res}     252

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.4423         {txt}Pr(|T| > |t|) = {res}0.8846          {txt}Pr(T > t) = {res}0.5577
{txt}
{com}. ttest proTTIP if issue_prior_neg & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    329{col 22} .0516717{col 34} .0122228{col 46} .2217006{col 58} .0276269{col 70} .0757166
       {txt}1 {c |}{res}{col 12}    228{col 22} .0614035{col 34} .0159339{col 46} .2405972{col 58} .0300062{col 70} .0928008
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    557{col 22} .0556553{col 34} .0097226{col 46} .2294609{col 58} .0365578{col 70} .0747528
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0097318{col 34} .0197864{col 58}-.0485972{col 70} .0291337
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.4918
{txt}Ho: diff = 0                                     degrees of freedom = {res}     555

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3115         {txt}Pr(|T| > |t|) = {res}0.6230          {txt}Pr(T > t) = {res}0.6885
{txt}
{com}. ttest proTTIP if issue_prior_con & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    216{col 22} .0972222{col 34} .0202048{col 46} .2969483{col 58} .0573974{col 70}  .137047
       {txt}1 {c |}{res}{col 12}    116{col 22} .0689655{col 34} .0236293{col 46} .2544948{col 58} .0221605{col 70} .1157705
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    332{col 22} .0873494{col 34} .0155192{col 46} .2827726{col 58} .0568208{col 70}  .117878
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0282567{col 34} .0325621{col 58}-.0357988{col 70} .0923122
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.8678
{txt}Ho: diff = 0                                     degrees of freedom = {res}     330

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.8069         {txt}Pr(|T| > |t|) = {res}0.3861          {txt}Pr(T > t) = {res}0.1931
{txt}
{com}. 
. ttest proTTIP if issue_prior_pos & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    146{col 22} .2328767{col 34} .0351004{col 46} .4241193{col 58} .1635023{col 70} .3022512
       {txt}1 {c |}{res}{col 12}     98{col 22} .1428571{col 34} .0355297{col 46} .3517262{col 58} .0723405{col 70} .2133738
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    244{col 22} .1967213{col 34} .0255009{col 46}  .398337{col 58} .1464903{col 70} .2469524
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0900196{col 34} .0518035{col 58}-.0120237{col 70} .1920628
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.7377
{txt}Ho: diff = 0                                     degrees of freedom = {res}     242

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9582         {txt}Pr(|T| > |t|) = {res}0.0835          {txt}Pr(T > t) = {res}0.0418
{txt}
{com}. ttest proTTIP if issue_prior_neg & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    329{col 22} .0516717{col 34} .0122228{col 46} .2217006{col 58} .0276269{col 70} .0757166
       {txt}1 {c |}{res}{col 12}    217{col 22} .0506912{col 34}  .014926{col 46} .2198737{col 58}  .021272{col 70} .0801105
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    546{col 22} .0512821{col 34} .0094483{col 46} .2207747{col 58} .0327225{col 70} .0698416
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0009805{col 34} .0193248{col 58}-.0369799{col 70} .0389409
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.0507
{txt}Ho: diff = 0                                     degrees of freedom = {res}     544

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.5202         {txt}Pr(|T| > |t|) = {res}0.9596          {txt}Pr(T > t) = {res}0.4798
{txt}
{com}. ttest proTTIP if issue_prior_con & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    216{col 22} .0972222{col 34} .0202048{col 46} .2969483{col 58} .0573974{col 70}  .137047
       {txt}1 {c |}{res}{col 12}    127{col 22} .0393701{col 34} .0173251{col 46}  .195244{col 58} .0050842{col 70}  .073656
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    343{col 22} .0758017{col 34} .0143123{col 46} .2650673{col 58} .0476506{col 70} .1039529
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0578521{col 34} .0295174{col 58}-.0002069{col 70} .1159112
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.9599
{txt}Ho: diff = 0                                     degrees of freedom = {res}     341

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9746         {txt}Pr(|T| > |t|) = {res}0.0508          {txt}Pr(T > t) = {res}0.0254
{txt}
{com}. 
. ***ttest for contra TTIP petition action
. ttest contraTTIP if issue_prior_pos==1 & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    146{col 22} .1232877{col 34} .0273026{col 46} .3298989{col 58} .0693251{col 70} .1772502
       {txt}1 {c |}{res}{col 12}    108{col 22} .1481481{col 34}  .034343{col 46}  .356903{col 58} .0800672{col 70} .2162291
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    254{col 22} .1338583{col 34}  .021407{col 46} .3411722{col 58} .0916995{col 70}  .176017
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0248605{col 34}  .043359{col 58}-.1102526{col 70} .0605317
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.5734
{txt}Ho: diff = 0                                     degrees of freedom = {res}     252

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.2835         {txt}Pr(|T| > |t|) = {res}0.5669          {txt}Pr(T > t) = {res}0.7165
{txt}
{com}. ttest contraTTIP if issue_prior_neg & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    329{col 22} .2857143{col 34} .0249439{col 46} .4524421{col 58}  .236644{col 70} .3347846
       {txt}1 {c |}{res}{col 12}    228{col 22} .3903509{col 34} .0323783{col 46} .4889023{col 58} .3265503{col 70} .4541514
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    557{col 22} .3285458{col 34} .0199191{col 46} .4701066{col 58}   .28942{col 70} .3676716
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1046366{col 34} .0403021{col 58}-.1837999{col 70}-.0254732
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.5963
{txt}Ho: diff = 0                                     degrees of freedom = {res}     555

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0048         {txt}Pr(|T| > |t|) = {res}0.0097          {txt}Pr(T > t) = {res}0.9952
{txt}
{com}. ttest contraTTIP if issue_prior_con & country=="DE", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    216{col 22} .1666667{col 34} .0254164{col 46} .3735437{col 58} .1165694{col 70} .2167639
       {txt}1 {c |}{res}{col 12}    116{col 22} .1896552{col 34} .0365568{col 46}  .393729{col 58} .1172432{col 70} .2620672
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    332{col 22} .1746988{col 34} .0208707{col 46} .3802824{col 58} .1336428{col 70} .2157548
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0229885{col 34} .0438223{col 58}-.1091949{col 70} .0632178
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.5246
{txt}Ho: diff = 0                                     degrees of freedom = {res}     330

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3001         {txt}Pr(|T| > |t|) = {res}0.6002          {txt}Pr(T > t) = {res}0.6999
{txt}
{com}. 
. ttest contraTTIP if issue_prior_pos & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    146{col 22} .1232877{col 34} .0273026{col 46} .3298989{col 58} .0693251{col 70} .1772502
       {txt}1 {c |}{res}{col 12}     98{col 22}  .244898{col 34} .0436626{col 46} .4322376{col 58} .1582398{col 70} .3315561
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    244{col 22} .1721311{col 34} .0242163{col 46} .3782703{col 58} .1244305{col 70} .2198317
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1216103{col 34} .0488786{col 58}-.2178921{col 70}-.0253285
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.4880
{txt}Ho: diff = 0                                     degrees of freedom = {res}     242

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0068         {txt}Pr(|T| > |t|) = {res}0.0135          {txt}Pr(T > t) = {res}0.9932
{txt}
{com}. ttest contraTTIP if issue_prior_neg & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    329{col 22} .2857143{col 34} .0249439{col 46} .4524421{col 58}  .236644{col 70} .3347846
       {txt}1 {c |}{res}{col 12}    217{col 22}  .437788{col 34} .0337563{col 46} .4972617{col 58} .3712541{col 70}  .504322
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    546{col 22} .3461538{col 34} .0203786{col 46} .4761792{col 58} .3061236{col 70}  .386184
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1520737{col 34} .0411678{col 58}-.2329411{col 70}-.0712063
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -3.6940
{txt}Ho: diff = 0                                     degrees of freedom = {res}     544

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0001         {txt}Pr(|T| > |t|) = {res}0.0002          {txt}Pr(T > t) = {res}0.9999
{txt}
{com}. ttest contraTTIP if issue_prior_con & country=="DE", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    216{col 22} .1666667{col 34} .0254164{col 46} .3735437{col 58} .1165694{col 70} .2167639
       {txt}1 {c |}{res}{col 12}    127{col 22} .2598425{col 34}  .039069{col 46} .4402849{col 58} .1825262{col 70} .3371589
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    343{col 22} .2011662{col 34} .0216767{col 46} .4014576{col 58} .1585298{col 70} .2438026
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0931759{col 34} .0446726{col 58}-.1810444{col 70}-.0053073
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.0857
{txt}Ho: diff = 0                                     degrees of freedom = {res}     341

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0189         {txt}Pr(|T| > |t|) = {res}0.0377          {txt}Pr(T > t) = {res}0.9811
{txt}
{com}. 
. 
. ****US*******************
. ***ttest for pro TTIP petition action
. 
. sort country
{txt}
{com}. by country: tab proTTIP contraTTIP, mis

{txt}{hline}
-> country = DE

           {c |}      contraTTIP
   proTTIP {c |}         0          1 {c |}     Total
{hline 11}{c +}{hline 22}{c +}{hline 10}
         0 {c |}{res}     1,321        403 {txt}{c |}{res}     1,724 
{txt}         1 {c |}{res}        97         60 {txt}{c |}{res}       157 
{txt}{hline 11}{c +}{hline 22}{c +}{hline 10}
     Total {c |}{res}     1,418        463 {txt}{c |}{res}     1,881 

{txt}{hline}
-> country = US

           {c |}      contraTTIP
   proTTIP {c |}         0          1 {c |}     Total
{hline 11}{c +}{hline 22}{c +}{hline 10}
         0 {c |}{res}       844        381 {txt}{c |}{res}     1,225 
{txt}         1 {c |}{res}       185         90 {txt}{c |}{res}       275 
{txt}{hline 11}{c +}{hline 22}{c +}{hline 10}
     Total {c |}{res}     1,029        471 {txt}{c |}{res}     1,500 

{txt}
{com}. 
. **all three issues combined
. ttest proTTIP if issue_prior_pos==1 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    142{col 22} .3873239{col 34} .0410245{col 46} .4888631{col 58} .3062214{col 70} .4684265
       {txt}1 {c |}{res}{col 12}    156{col 22} .4166667{col 34} .0395992{col 46} .4945944{col 58} .3384428{col 70} .4948905
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    298{col 22} .4026846{col 34} .0284581{col 46} .4912632{col 58} .3466795{col 70} .4586897
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0293427{col 34} .0570498{col 58}-.1416174{col 70} .0829319
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -0.5143
{txt}Ho: diff = 0                                     degrees of freedom = {res}     296

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.3037         {txt}Pr(|T| > |t|) = {res}0.6074          {txt}Pr(T > t) = {res}0.6963
{txt}
{com}. ttest proTTIP if issue_prior_neg & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    115{col 22} .1478261{col 34}  .033242{col 46} .3564808{col 58} .0819739{col 70} .2136782
       {txt}1 {c |}{res}{col 12}    131{col 22} .1145038{col 34} .0279275{col 46} .3196445{col 58} .0592526{col 70}  .169755
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    246{col 22} .1300813{col 34} .0214914{col 46} .3370787{col 58} .0877499{col 70} .1724127
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0333223{col 34} .0431093{col 58}-.0515917{col 70} .1182362
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.7730
{txt}Ho: diff = 0                                     degrees of freedom = {res}     244

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.7799         {txt}Pr(|T| > |t|) = {res}0.4403          {txt}Pr(T > t) = {res}0.2201
{txt}
{com}. ttest proTTIP if issue_prior_con & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    103{col 22} .1941748{col 34} .0391667{col 46} .3974984{col 58} .1164878{col 70} .2718617
       {txt}1 {c |}{res}{col 12}     99{col 22} .1717172{col 34} .0380963{col 46} .3790537{col 58} .0961162{col 70} .2473181
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    202{col 22} .1831683{col 34} .0272831{col 46} .3877655{col 58} .1293705{col 70} .2369661
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0224576{col 34} .0546901{col 58}-.0853856{col 70} .1303008
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.4106
{txt}Ho: diff = 0                                     degrees of freedom = {res}     200

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.6591         {txt}Pr(|T| > |t|) = {res}0.6818          {txt}Pr(T > t) = {res}0.3409
{txt}
{com}. 
. ttest proTTIP if issue_prior_pos & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    142{col 22} .3873239{col 34} .0410245{col 46} .4888631{col 58} .3062214{col 70} .4684265
       {txt}1 {c |}{res}{col 12}    144{col 22} .2222222{col 34} .0347659{col 46} .4171908{col 58} .1535007{col 70} .2909437
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    286{col 22} .3041958{col 34}  .027252{col 46} .4608724{col 58} .2505552{col 70} .3578364
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .1651017{col 34}  .053715{col 58} .0593717{col 70} .2708318
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.0737
{txt}Ho: diff = 0                                     degrees of freedom = {res}     284

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9988         {txt}Pr(|T| > |t|) = {res}0.0023          {txt}Pr(T > t) = {res}0.0012
{txt}
{com}. ttest proTTIP if issue_prior_neg & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    115{col 22} .1478261{col 34}  .033242{col 46} .3564808{col 58} .0819739{col 70} .2136782
       {txt}1 {c |}{res}{col 12}    108{col 22} .0092593{col 34} .0092593{col 46}  .096225{col 58}-.0090961{col 70} .0276147
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    223{col 22} .0807175{col 34} .0182823{col 46} .2730136{col 58} .0446883{col 70} .1167466
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .1385668{col 34} .0354608{col 58} .0686822{col 70} .2084514
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  3.9076
{txt}Ho: diff = 0                                     degrees of freedom = {res}     221

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9999         {txt}Pr(|T| > |t|) = {res}0.0001          {txt}Pr(T > t) = {res}0.0001
{txt}
{com}. ttest proTTIP if issue_prior_con & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    103{col 22} .1941748{col 34} .0391667{col 46} .3974984{col 58} .1164878{col 70} .2718617
       {txt}1 {c |}{res}{col 12}     93{col 22} .1290323{col 34} .0349507{col 46} .3370526{col 58} .0596171{col 70} .1984474
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    196{col 22} .1632653{col 34} .0264681{col 46} .3705541{col 58} .1110647{col 70} .2154659
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0651425{col 34} .0529356{col 58}-.0392606{col 70} .1695456
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.2306
{txt}Ho: diff = 0                                     degrees of freedom = {res}     194

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.8900         {txt}Pr(|T| > |t|) = {res}0.2200          {txt}Pr(T > t) = {res}0.1100
{txt}
{com}. 
. ***ttest for contra TTIP petition action
. ttest contraTTIP if issue_prior_pos==1 & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    142{col 22} .2183099{col 34} .0347892{col 46} .4145612{col 58}  .149534{col 70} .2870857
       {txt}1 {c |}{res}{col 12}    156{col 22} .1923077{col 34}  .031656{col 46} .3953828{col 58} .1297749{col 70} .2548405
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    298{col 22}  .204698{col 34} .0234123{col 46} .4041594{col 58} .1586229{col 70} .2507731
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .0260022{col 34} .0469312{col 58}-.0663589{col 70} .1183633
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.5540
{txt}Ho: diff = 0                                     degrees of freedom = {res}     296

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.7100         {txt}Pr(|T| > |t|) = {res}0.5800          {txt}Pr(T > t) = {res}0.2900
{txt}
{com}. ttest contraTTIP if issue_prior_neg & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    115{col 22} .5826087{col 34} .0461857{col 46} .4952867{col 58} .4911151{col 70} .6741023
       {txt}1 {c |}{res}{col 12}    131{col 22} .5419847{col 34}  .043698{col 46} .5001468{col 58} .4555334{col 70} .6284361
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    246{col 22} .5609756{col 34} .0317054{col 46} .4972798{col 58} .4985257{col 70} .6234255
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}  .040624{col 34} .0636223{col 58}-.0846951{col 70}  .165943
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  0.6385
{txt}Ho: diff = 0                                     degrees of freedom = {res}     244

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.7381         {txt}Pr(|T| > |t|) = {res}0.5237          {txt}Pr(T > t) = {res}0.2619
{txt}
{com}. ttest contraTTIP if issue_prior_con & country=="US", by(issue_treat_pos)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    103{col 22} .2815534{col 34} .0445325{col 46}  .451956{col 58} .1932233{col 70} .3698835
       {txt}1 {c |}{res}{col 12}     99{col 22} .1717172{col 34} .0380963{col 46} .3790537{col 58} .0961162{col 70} .2473181
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    202{col 22} .2277228{col 34} .0295796{col 46} .4204046{col 58} .1693967{col 70} .2860488
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22} .1098362{col 34} .0588078{col 58}-.0061267{col 70} .2257992
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res}  1.8677
{txt}Ho: diff = 0                                     degrees of freedom = {res}     200

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.9684         {txt}Pr(|T| > |t|) = {res}0.0633          {txt}Pr(T > t) = {res}0.0316
{txt}
{com}. 
. ttest contraTTIP if issue_prior_pos & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    142{col 22} .2183099{col 34} .0347892{col 46} .4145612{col 58}  .149534{col 70} .2870857
       {txt}1 {c |}{res}{col 12}    144{col 22}    .3125{col 34} .0387609{col 46} .4651303{col 58} .2358817{col 70} .3891183
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    286{col 22} .2657343{col 34} .0261654{col 46} .4424977{col 58} .2142322{col 70} .3172363
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0941901{col 34} .0521254{col 58}-.1967913{col 70}  .008411
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.8070
{txt}Ho: diff = 0                                     degrees of freedom = {res}     284

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0359         {txt}Pr(|T| > |t|) = {res}0.0718          {txt}Pr(T > t) = {res}0.9641
{txt}
{com}. ttest contraTTIP if issue_prior_neg & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    115{col 22} .5826087{col 34} .0461857{col 46} .4952867{col 58} .4911151{col 70} .6741023
       {txt}1 {c |}{res}{col 12}    108{col 22} .6574074{col 34}  .045879{col 46}  .476789{col 58} .5664575{col 70} .7483573
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    223{col 22} .6188341{col 34} .0325963{col 46} .4867658{col 58} .5545964{col 70} .6830718
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.0747987{col 34} .0651781{col 58}-.2032489{col 70} .0536515
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -1.1476
{txt}Ho: diff = 0                                     degrees of freedom = {res}     221

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.1262         {txt}Pr(|T| > |t|) = {res}0.2524          {txt}Pr(T > t) = {res}0.8738
{txt}
{com}. ttest contraTTIP if issue_prior_con & country=="US", by(issue_treat_neg)

{txt}Two-sample t test with equal variances
{hline 9}{c TT}{hline 68}
   Group{col 10}{c |}{col 16}Obs{col 27}Mean{col 35}Std. Err.{col 47}Std. Dev.{col 59}[95% Conf. Interval]
{hline 9}{c +}{hline 68}
       0 {c |}{res}{col 12}    103{col 22} .2815534{col 34} .0445325{col 46}  .451956{col 58} .1932233{col 70} .3698835
       {txt}1 {c |}{res}{col 12}     93{col 22} .4408602{col 34} .0517627{col 46} .4991812{col 58} .3380551{col 70} .5436654
{txt}{hline 9}{c +}{hline 68}
combined {c |}{res}{col 12}    196{col 22} .3571429{col 34} .0343132{col 46} .4803845{col 58} .2894703{col 70} .4248154
{txt}{hline 9}{c +}{hline 68}
    diff {c |}{res}{col 22}-.1593068{col 34} .0679367{col 58}-.2932961{col 70}-.0253176
{txt}{hline 9}{c BT}{hline 68}
    diff = mean({res}0{txt}) - mean({res}1{txt})                                      t = {res} -2.3449
{txt}Ho: diff = 0                                     degrees of freedom = {res}     194

    {txt}Ha: diff < 0                 Ha: diff != 0                 Ha: diff > 0
 Pr(T < t) = {res}0.0100         {txt}Pr(|T| > |t|) = {res}0.0200          {txt}Pr(T > t) = {res}0.9900
{txt}
{com}. 
{txt}end of do-file

{com}. log close
      {txt}name:  {res}<unnamed>
       {txt}log:  {res}/Users/b1010576/Documents/Documents/Gabis/NCCR_Trade/TTIP/Daten/Wave 2/Replication_ISQ_Spilker_Nguyen_Bernauer_2020.smcl
  {txt}log type:  {res}smcl
 {txt}closed on:  {res}22 Jul 2020, 15:20:46
{txt}{.-}
{smcl}
{txt}{sf}{ul off}